Fix data preparation

src/preparaing_recipe_nlg_dataset.py

@@ -93,10 +93,10 @@ def main():
         steps = item_dict["directions"]
 
         conditions = []
-        conditions += filter_by_item(ner, 2)
-        conditions += filter_by_length(title, 4)
-        conditions += filter_by_item(ingredients, 2)
-        conditions += filter_by_item(steps, 2)
+        conditions += [filter_by_item(ner, 2)]
+        conditions += [filter_by_length(title, 4)]
+        conditions += [filter_by_item(ingredients, 2)]
+        conditions += [filter_by_item(steps, 2)]
         # conditions += filter_by_steps(" ".join(steps))
 
         if not all(conditions):